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<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>侧边导航</title>
<jsp:include page="common.jsp"></jsp:include>
</head>
<body>
    <ul class="layui-nav layui-nav-tree layui-nav-side " lay-shrink="all" lay-filter="test">
<!-- 侧边导航: <ul class="layui-nav layui-nav-tree layui-nav-side"> -->
  <li class="layui-nav-item layui-nav-itemed" lay-unselect>
    <a href="javascript:;">默认展开</a>
    <dl class="layui-nav-child">
      <dd><a href="javascript:;">选项1</a></dd>
      <dd><a href="javascript:;">选项2</a></dd>
      <dd><a href="">跳转</a></dd>
    </dl>
  </li>
  <li class="layui-nav-item">
    <a href="javascript:;">解决方案</a>
    <dl class="layui-nav-child">
      <dd><a href="">移动模块</a></dd>
      <dd><a href="">后台模版</a></dd>
      <dd><a href="">电商平台</a></dd>
    </dl>
  </li>
  <li class="layui-nav-item"><a href="">产品</a></li>
  <li class="layui-nav-item"><a href="">大数据</a></li>
</ul>
    <script>
	//注意：选项卡 依赖 element 模块，否则无法进行功能性操作
	layui.use('element', function(){
	  var element = layui.element;
	  
	  //…
	});
	</script>
      
</body>
</html>